Explanation of how the number of participants for analysis was determined.
Includes whether analysis was per protocol, intention to treat, or another method.
Also provides relevant details such as imputation technique, as appropriate.

Temporary O2 desaturation(89-91%) at the end of UCB infusion in UCB group; O2 desaturation(91%) shortly during sedation for PET in EPO group; O2 desaturation(71-95%) intermittently during 47 min maybe from postictal respiratory depression in control